it is important china did come out and condemn this. north korea probably listens to china more than anybody else, but i do think the international community needs to make good on the consequences. >> what's the concern now, they have a nuclear test, they have a real delivery system? >> it's still many years to get, or at least some years, to get a ballistics capability to threaten us, but these things tend to come in cycles, and so it's not a good sign that they are starting down the provocation road again. >> given how heavily sanctioned they are, why are they doing this? >> this is really about shoring up the son's transmission, his ability to control the military to exert power, to have influence. this is really for domestic consumption more than anything else at this point. >> should we put a lot of pressure on china? we have a new chinese leader. that relationship is so important to us, but is this more important, should we really be pressing the chinese to take a tough line? >> this is an opportunity to engage the new leadership